1.HTML基本结构
<!DOCTYPEhtml>
<htmlxmlns="http://www.w3.org/1999/xhtml">
<headrunat="server">
<title>layout</title>
</head>
<body>
<divclass="header">
<h1>head of your website.</h1>
</div>
<divclass="wrapper">
<divclass="content">
<h2>Your website content here.</h2>
<scripttype="text/javascript">
for(var i = 0; i<100;i++){
document.write(i + "<br />");
}
</script>
</div>
<divclass="clear"><!-- 必不可少 --></div>
</div>
<divclass="footer">
<div><h1>
Copyright (c) 2012</h1></div>
</div>
</body>
</html>
2.CSS样式
<styletype="text/css">
*{
margin: 0;/* 把默认值都设为0 */
}
html, body
{
height: 100%;
width:85%;
margin:0auto;/* 居中 */
}
.header
{
height:100px;
background-color:Fuchsia;
}
.wrapper
{
min-height: 100%;/* IE6 hack*/
height: auto!important;/* height优先级 */
height: 100%;
margin: 0auto-4em;/* 负值必须等于footer的高度 */
}
.content
{
background-color:Silver;
}
.clear/* 清除浮动 */
{
height: 4em; /* clear的height必须和footer的值样高 */
clear:both;
}
.footer
{
height: 4em;
background-color:Aqua;
}
</style>
3.运行
<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <title>test layout</title> <style type="text/css"> *{ margin: 0;/* 把默认值都设为0 */ } html, body { height: 100%; width:85%; margin:0 auto;/* 居中 */ } .header { height:100px; background-color:Fuchsia; } .wrapper { min-height: 100%;/* IE6 hack*/ height: auto !important;/* height优先级 */ height: 100%; margin: 0 auto -4em;/* 负值必须等于footer的高度 */ } .content { background-color:Silver; } .clear /* 清除浮动 */ { height: 4em; /* clear的height必须和footer的值一样高 */ clear:both; } .footer { height: 4em; background-color:Aqua; } </style> </head> <body> <div class="header"> <h1>head of your website.</h1> </div> <div class="wrapper"> <div class="content"> <h2>Your website content here.</h2> <span id="preserve33807f38a7944fcfb0f20ee485333534" class="wlWriterPreserve"><script type="text/javascript"> for(var i = 0; i<100;i++){ document.write(i + "<br />"); } </script></span> </div> <div class="clear"><!-- 必不可少的 --></div> </div> <div class="footer"> <div><h1> Copyright (c) 2012</h1></div> </div> </body> </html>
参考资料：